179665540

素因数分解:

$2^2\times 5^1\times {\mathrm{2161}}^1\times {\mathrm{4157}}^1$

素因数の和:6327

約数の個数: 24

約数和(自身を含む): 377563032

約数和(自身を除く): 197897492

約数列:

[1, 2, 4, 5, 10, 20, 2161, 4157, 4322, 8314, 8644, 10805, 16628, 20785, 21610, 41570, 43220, 83140, 8983277, 17966554, 35933108, 44916385, 89832770, 179665540]

約数ペア:

[(1, 179665540), (2, 89832770), (4, 44916385), (5, 35933108), (10, 17966554), (20, 8983277), (2161, 83140), (4157, 43220), (4322, 41570), (8314, 21610), (8644, 20785), (10805, 16628)]